Furniture support



FIG. 1 is a top perspective view of a furniture support showing the new design;

FIG. 2 is a front view, the rear view being a mirror thereof;

FIG. 3 is a top view;

FIG. 4 is a bottom view;

FIG. 5 is a right view; and,

FIG. 6 is a left view.

The broken lines in the drawings illustrate portions of the furniture support that form no of the claimed design. 

CLAIM The ornamental design for a furniture support, as shown and described. 